Furuno NX-700B manual Replacement of Fuse, Battery and Thermal Paper, LCD Display

Page 42

3. MAINTENANCE & TROUBLESHOOTING

3.2Replacement of Fuse, Battery and Thermal Paper

Fuse

The fuse inside the receiver unit protects the equipment from overcurrent or reverse polarity. If the fuse blows, contact your dealer about replacement.

Name	Type
Fuse	FGMB 125V 2A PBF

Code No.

000-157-479-10

WARNING

Use the proper fuse.

Use of a wrong fuse can result in damage to the equipment or cause fire.

Battery

A battery is installed inside the display unit, and it preserves data when the power is turned off. The life of the battery is about 5-10 years, and its voltage is checked when the power is turned on. When its voltage is low, the BATTERY

() icon appears on the display to alert you. When this happens, contact your dealer to request replacement of the battery.

Note: When the battery is dead, all default settings are restored.

Name	Type
BATT	CR2450-F2ST2L

Code No. 000-144-941

WARNING

Ensure battery polarity is correct.

Wrong polarity may cause the batteries to explode.

LCD Display

The life of the LCD is approx. 20,000 hour. When the LCD has expired, the brilliance cannot be raised.

3-2

Image 42

Contents Navtex Receiver 00015280402 Important Notice Safety Instructions Safety information for the Installer Forword Features Table of Contents Vii Equipment Lists Name Type Code No Qty RemarksOptional Supply Power supply 100-115 12-24 VDC System ConfigurationsPower supply NX-700B NX-700A NX-7H Max mPrinciple of Navtex System How Navtex WorksNavtex System Operation Message Format NnnnNavtex Station Map Navtex Station List III NAV Latitude Longitude Freq Area Station Broadcast schedule UTC XII Turning the Unit On/Off OperationOperating Controls Display unit, front viewAdjusting LCD Dimmer All message display 518 kHzConfirming the New Message SAR Search and Rescue messageOther messages Sample Messages Message list Detailed messageMenu Choosing the Receive ModeSystem Display Service AutoLocal channel options Editing the Settings for Station and MessageChoosing the Local Frequency Rcv Station & MsgMessage Rcv Station & Msg AutoStation Edit window ex. Rcv Station & MsgSwitching the Frequency to Display Alarm Messages518 Press 490 List options Processing MessagesChoosing messages to display Urgent messageProtecting message from deleting Alarm Messages User Messages Good Messages Lock MessagePrinting Messages Printing all messages displayedPrinting each message Canceling printingOff All Printing messages automatically518kHz Editing the Navtex Station ListINS Output Speed NavArea490kHz ID1 ID2 ID3 4209.5kHz Latitude 00NLongitude 00E 518kHz ID1 ID2 ID3 Range 400nm Save data ?Latitude 11N OostendeStation Oostende Longitude 48E 518kHz ID1 T ID2 ID3Icons Icon Status Meaning Status icon shown at the tip of displayMessage icon shown next to messages Messages List Message Meaning RemedyOther Functions Navtex menuSystem menu Nav Data Display menu Description SettingSkips to $$ DistanceService menu Description Setting INSThis page is intentionally left be blank Maintenance program Maintenance & TroubleshootingMaintenance Check point RemedyFuse Replacement of Fuse, Battery and Thermal PaperBattery LCD DisplayThermal paper NX-700A only Troubleshooting SELET/READYDiagnostics Memory testKey test Restoring all Default Settings Rx testInstallation Display UnitTabletop, overhead mounting Flush mounting For NX-700AFor NX-700B Receiver Unit General mounting considerationsMounting Method Antenna Unit Mounting considerationsWiring Printer NX-700B onlyReceiver unit Receiver unit, inside viewHow to use J402 and 403 connector TTYCS-1Q For Navigator or INSAntenna cable For RG-10/UY, RG-214 cableOP04-2 To Receiver unit FMA-1 connector Extending antenna cable lengthGrounding None Setting of PrinterSystem Upright InvertedDigital Interfacing PriorityGLL Latitude and longitude RMC Recommend Minimum Specific Gnss Data ZDA Time and date NRQ Request Navtex messages NMK Set Navtex mask$--ACK,xxx*hhCRLF Local alarm numberidentifier Checksum ACK AcknowledgeVHW Water speed and heading VTG Course over ground and ground speedVBW Dual ground/water speed Output data description NRX New Navtex received message ALR Set alarms Serial InterfaceMenu Tree NavtexFuruno Specifications of Navtex Receiver Furuno ＰａｃｋｉｎｇＬｉｓｔ NX-700B/NX-700B-HK/NX-700B-R NX-7001-AN*/BN*/-R NX-7001-AA-*/BA NX-7H-0-10/-10-HK,NX-7H-0-20/-20-HK 工事材料表 004-514-530 08AW-X-9402 004-514-540 08AW-X-9403 Installation Materials 004-514-610 08AW-X-9404 Spare Parts List for Page Page Page Page Page 取付位置 NX-700A/B Index Processing0560